import heapq
import math
import random
from array import array
from bisect import bisect_right, bisect_left
from collections import Counter, deque, defaultdict, namedtuple
from fractions import Fraction
from functools import reduce, cache
from heapq import heappop, heappush, heapify
from typing import List, Optional


print("cnmd1")
print("cnmd2")
print("cnmd3")
print("cnmd4")